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-rw-r--r--kernel/bpf/hashtab.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c
index bc6bc8bb871d..f7ac1ec7be8b 100644
--- a/kernel/bpf/hashtab.c
+++ b/kernel/bpf/hashtab.c
@@ -1138,6 +1138,10 @@ static struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key,
} else if (fd_htab_map_needs_adjust(htab)) {
size = round_up(size, 8);
memcpy(htab_elem_value(l_new, key_size), value, size);
+ } else if (map_flags & BPF_F_LOCK) {
+ copy_map_value_locked(&htab->map,
+ htab_elem_value(l_new, key_size),
+ value, false);
} else {
copy_map_value(&htab->map, htab_elem_value(l_new, key_size), value);
}